Hair straightener



Figure 1.1 is a rear perspective view of a hair styling apparatus showing our new design;

Figure 1.2 is a rear view thereof;

Figure 1.3 is a bottom view thereof;

Figure 1.4 is a front elevational view thereof;

Figure 1.5 is a right side view thereof;

Figure 1.6 is a top plan view thereof;

Figure 1.7 is a top, right side perspective view thereof; and

Figure 1.8 is a right side view thereof. 

CLAIM The ornamental design for a hair straightener, as shown and described. 